lowRISC / lowRISC/opentitan

[kmac] Add CAP CSR

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#16,902 6 comments 0 reactions 0 assignees View on GitHub

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Priority:P3 Type:FutureRelease
Dominant language
SystemVerilog
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Avg merge
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Merged PRs (30d)
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Description

Add Capability CSR to KMAC that includes the configurations but not limited to:

- Masked/ Unmasked
- MSGFIFO Depth / Width
- Secret Key Size

CC: @jadephilipoom @cindychip @vogelpi @ballifatih @tjaychen

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

The issue names KMAC and a new capability CSR; start by reviewing the existing KMAC CSR and configuration definitions. Confirm how masked/unmasked operation, MSGFIFO depth and width, and secret key size are represented, then define the CSR's required fields and verify that it reports those configurations.

Written by the indexing model from the issue text.

Assessment

Domain
cryptography, security
Issue type
Feature
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
30/100

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